(a) (i) The theme of the Mahabharata is the struggle between rival factions of the Bharat clan.
(ii) The Bhagavad-Gita begins with the description of the battlefield and innumerable warriors lined up for fighting.
(iii) The scene of the battle is laid in Kurukshetra, near Hastinapur.
(iv) We find Arjun, one of the warrior princes, stationary in a land of no man’s land between the two warring armies, his own and the enemy’s.
(v) When Arjun expresses some qualms about killing people, some of his own kinsmen, Krishna, his charioteer, expound his philosophy which forms the Bhagavad-Gita.
(b) (i) Faction tumult - dissension
(ii) Warrior - soldier
(iii) Stationary motionless - still
(iv) Qualm - feeling of doubt or anxiety about what might happen
(v) Kinsman - relative
(vi) Philosophy - teaching